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okba belahssen
okba belahssen
Adresse e-mail validée de univ-biskra.dz
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Collector efficiency by single pass of solar air heaters with and without using fins
F Chabane, N Moummi, S Benramache, D Bensahal, O Belahssen
Engineering journal 17 (3), 43-55, 2013
742013
Influence of growth time on crystalline structure, conductivity and optical properties of ZnO thin films
S Benramache, F Chabane, B Benhaoua, FZ Lemmadi
Journal of Semiconductors 34 (2), 023001, 2013
662013
The crystalline structure, conductivity and optical properties of Co-doped ZnO thin films
S Benramache, B Benhaoua, O Belahssen
Optik 125 (19), 5864-5868, 2014
532014
Correlation between crystallite size–optical gap energy and precursor molarities of ZnO thin films
S Benramache, O Belahssen, A Guettaf, A Arif
Journal of Semiconductors 35 (4), 042001, 2014
472014
A correlation for crystallite size of undoped ZnO thin film with the band gap energy–precursor molarity–substrate temperature
S Benramache, O Belahssen, A Arif, A Guettaf
Optik 125 (3), 1303-1306, 2014
462014
Correlation between electrical conductivity—optical band gap energy and precursor molarities ultrasonic spray deposition of ZnO thin films
S Benramache, O Belahssen, A Guettaf, A Arif
Journal of Semiconductors 34 (11), 113001, 2013
442013
The calculation of band gap energy in zinc oxide films
A Arif, O Belahssen, S Gareh, S Benramache
Journal of semiconductors 36 (1), 013001, 2015
382015
Correlation between the structural and optical properties of Co doped ZnO thin films prepared at different film thickness
S Benramache, HB Temam, A Arif, A Guettaf, O Belahssen
Optik 125 (7), 1816-1820, 2014
362014
Study on the correlation between crystallite size and optical gap energy of doped ZnO thin film
S Benramache, A Arif, O Belahssen, A Guettaf
Journal of Nanostructure in Chemistry 3, 1-6, 2013
362013
Thermal performance optimization of a flat plate solar air heater...
F Chabane, N Moummi, S Benramache, D Bensahal, O Belahssen
International Journal of Energy and Technology 5, 1-6, 0
32*
Effect of the source solution quantity on optical characteristics of ZnO and NiO thin films grown by spray pyrolysis for the design NiO/ZnO photodetectors
H Hakkoum, T Tibermacine, N Sengouga, O Belahssen, M Ghougali, ...
Optical Materials 108, 110434, 2020
262020
Structural, optical and electrical properties of NiO nanostructure thin film
M Ghougali, O Belahssen, A Chala
Журнал нано-та електронної фізики, 04059-1-04059-4, 2016
212016
Effect of optical gap energy on the Urbach energy in the undoped ZnO thin films
O Belahssen, HB Temam, S Lakel, B Benhaoua, S Benramache, S Gareh
Optik 126 (15-16), 1487-1490, 2015
202015
Effect of band gap energy on the electrical conductivity in doped ZnO thin film
S Benramache, O Belahssen, HB Temam
Journal of Semiconductors 35 (7), 073001, 2014
192014
Fabrication and Characterisation of ZnO Thin Film by Sol–Gel technique
S Benramache, S Gareh, B Benhaoua, A Darsouni, O Belahssen, ...
Journal of Chemistry and Materials Research 2 (2), 59-62, 2015
14*2015
Effect of artificial roughness on heat transfer in a solar air heater
OB F Chabane, N Moummi, S Benramache, D Bensahal
Journal of Science and Engineering 1 (2), 85-93, 0
14*
Nusselt Number Correlation of SAH.
F Chabane, N Moummi, S Benramache, O Belahssan, D Bensahal
Journal of Power Technologies 93 (2), 2013
132013
Effect of iron doping on physical properties of NiO thin films
O Belahssen, M Ghougali, A Chala
Journal of Nano-and Electronic Physics 10 (2), 2018
82018
Effect of TiO2 nanoparticles in Ni matrix on mechanical and corrosion resistance properties
S Saied, A Mekkaoui, O Belahssen, A Chala
Acta metallurgica slovaca 23 (1), 37-44, 2017
82017
Tribological behavior of 42CrMo4 steel nitrided by plasma
C Saïed, A Chala, O Belahssen, S Benramache
Acta Metallurgica Slovaca 21 (3), 220-225, 2015
82015
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